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Search Results for: mordant

Mordant

mordant 1. Any corroding substance used in etching. 2. Any substance, as alum or copperas, which, having a twofold... Read More

The World Without Us

The World Without Us     AUTHORS:  ... Read More

Paste

paste 1. A soft composition, as of flour moistened with water or milk, or of earth moistened to the consistence of dough, as... Read More

Gram-positive endospore-forming rods

Definition noun A group of rod-shaped bacteria that are positive to Gram's method and form... Read More

Gram staining

Definition noun A staining method performed to determine whether a bacterial species is gram-positive (i.e. violet stain) or... Read More